I believe it’s A.
good luck!!
Answer:
midpoint P(6, 4)
Step-by-step explanation:
![\frac{x1 + x2}{2} \\ \frac{y1 + y2}{2}](https://tex.z-dn.net/?f=%20%5Cfrac%7Bx1%20%2B%20x2%7D%7B2%7D%20%20%5C%5C%20%20%5Cfrac%7By1%20%2B%20y2%7D%7B2%7D%20)
![\frac{9 + 3}{2} = 6 = x \: mid \: point \\](https://tex.z-dn.net/?f=%20%5Cfrac%7B9%20%2B%203%7D%7B2%7D%20%20%3D%206%20%3D%20x%20%5C%3A%20mid%20%5C%3A%20point%20%5C%5C%20)
![\frac{6 + 2}{2} = 4 = y \: mid \: point](https://tex.z-dn.net/?f=%20%5Cfrac%7B6%20%2B%202%7D%7B2%7D%20%20%3D%204%20%3D%20y%20%5C%3A%20mid%20%5C%3A%20point)
Answer:
2x-3 = 29
8x = 128
x+7 = 23
Step-by-step explanation:
The sum of the angles of a triangle is 180
2x-3 + 8x+ x+7 = 180
Combine like terms
11x+4 = 180
Subtract 4 from each side
11x+4-4= 180-4
11x = 176
Divide by 11
11x/11 =176/11
x =16
2x-3 = 2*16-3 =32-3 = 29
8x = 8*16 =128
x+7 = 16+7 = 23